Software & AppsOperating SystemLinux

How To Fix Missing Lightning Calendar After Thunderbird Update

Ubuntu 4

In the ever-evolving world of technology, software updates are a common occurrence. However, these updates sometimes come with unintended consequences, such as missing features or add-ons. One such issue that has been reported by users is the missing Lightning Calendar after updating Thunderbird. This article aims to provide comprehensive solutions to restore your Lightning Calendar.

Understanding the Issue

After updating to Thunderbird 60.2.1 on Ubuntu 18.04, some users have reported that the Lightning calendar add-on is missing. This seems to be a known issue and there are several solutions available. Before we delve into the solutions, it’s important to understand that these solutions may vary in their effectiveness depending on your specific system and configuration.

Solution 1: Install the xul-ext-lightning Package

One solution is to remove the Lightning add-on from Thunderbird and install the xul-ext-lightning package. Here are the steps:

  1. Remove the Lightning add-on in Thunderbird. Navigate to the Add-ons manager in Thunderbird and remove the Lightning extension.
  2. Exit Thunderbird. Ensure that Thunderbird is completely closed before proceeding to the next step.
  3. Install the xul-ext-lightning package. Open your terminal and run the command sudo apt install xul-ext-lightning. This command installs the xul-ext-lightning package, which contains the Lightning extension.
  4. Restart Thunderbird. After the installation is complete, restart Thunderbird to see if the Lightning Calendar has been restored.

Solution 2: Manually Download and Install the Lightning Extension

Another solution is to manually download the Lightning extension and install it in Thunderbird. Here are the steps:

  1. Download the Thunderbird version for your language. Visit the Mozilla Thunderbird releases page and download the appropriate version.
  2. Extract the downloaded archive. After downloading, extract the archive and navigate to /thunderbird/distribution/extensions/.
  3. Extract the Lightning extension. In the extensions directory, extract the {e2fda1a4-762b-4020-b5ad-a41df1933103}.xpi file. This file is the Lightning extension.
  4. Install the Lightning extension in Thunderbird. Open Thunderbird and go to the Add-ons manager. Drag and drop the extracted .xpi file onto the Add-ons manager to install the extension.
  5. Restart Thunderbird. After the installation is complete, restart Thunderbird. Your Lightning Calendar should now be restored.

Solution 3: Install the Lightning Beta Extension

A third solution is to install the Lightning beta extension from an XPI file. Here are the steps:

  1. Download the Lightning beta extension. Visit this link and download the latest Lightning beta extension.
  2. Install the Lightning beta extension in Thunderbird. Open Thunderbird and go to the Add-ons manager. Click on the gear icon in the top-right corner of the Add-ons manager and select “Install Add-on From File”. Select the downloaded XPI file and click “Open”.
  3. Restart Thunderbird. After the installation is complete, restart Thunderbird. Your Lightning Calendar should now be restored.

Conclusion

While software updates are meant to improve our experience, they sometimes come with unexpected issues. The disappearance of the Lightning Calendar after a Thunderbird update is one such issue. However, with the solutions provided in this article, you should be able to restore your Lightning Calendar and continue enjoying the benefits of Thunderbird. Remember, the effectiveness of these solutions may vary depending on your specific system and configuration. Therefore, it’s recommended to try each solution and see which one works best for you.

How do I access the Add-ons manager in Thunderbird?

To access the Add-ons manager in Thunderbird, go to the Thunderbird menu (represented by three horizontal lines in the top-right corner), click on "Add-ons", and then select "Extensions" or "Themes" from the left sidebar.

How do I remove an add-on in Thunderbird?

To remove an add-on in Thunderbird, open the Add-ons manager, find the add-on you want to remove, and click the "Remove" button next to it. Confirm the removal when prompted.

How do I restart Thunderbird?

To restart Thunderbird, simply close the application and open it again. Make sure all Thunderbird windows are closed before reopening the application.

How do I extract an archive file?

To extract an archive file, right-click on the file and select "Extract" or "Extract Here" from the context menu. Alternatively, you can use a file archiver tool like 7-Zip or WinRAR to extract the contents of the archive.

How do I drag and drop a file in Thunderbird?

To drag and drop a file in Thunderbird, open the Add-ons manager, locate the file you want to install (such as the Lightning extension), click and hold on the file, then drag it and drop it onto the Add-ons manager window.

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